 Dry leaf of mustang grape (Vitis mustangensis) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 17, 2024
 Young growth of mustang grape (Vitis mustangensis) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Shoot of mustang grape (Vitis mustangensis) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Lobed leaf of mustang grape (Vitis mustangensis) in Lick Creek Park. College Station, Texas, May 31, 2018
 Leaf of mustang grape (Vitis mustangensis) in Lick Creek Park. College Station, Texas, June 14, 2012
 Young leaves of mustang grape (Vitis mustangensis) in Lick Creek Park. College Station, Texas, April 5, 2019
 Young leaves of Mustang grape (Vitis mustangensis) in Lick Creek Park. College Station, Texas, July 24, 2013
 Leaf of mustang grape when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, September 20, 2024
 Mustang grape (Vitis mustangensis) in Lick Creek Park. College Station, Texas, June 30, 2012
 Mustang grape (Vitis mustangensis) in Lick Creek Park. College Station, Texas, April 5, 2019
 Young lobed leaf of mustang grape (Vitis mustangensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Young red lobed leaf of mustang grape (Vitis mustangensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Shoot of mustang grape (Vitis mustangensis) in Lick Creek Park. College Station, Texas, April 5, 2019
 Shoot of mustang grape (Vitis mustangensis) in Lick Creek Park. College Station, Texas, April 5, 2019
 Young red lobed leaf of mustang grape (Vitis mustangensis) south from Stubblefield Campground in Sam Houston National Forest near Huntsville. Texas, March 16, 2020
 Leaf of a thistle (Cirsium) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 22, 2024
 Young red leaf with water droplets of mustang grape (Vitis mustangensis) south from Stubblefield Campground in Sam Houston National Forest near Huntsville. Texas, March 16, 2020
 Young lobed leaf of mustang grape (Vitis mustangensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2008
 Cluster of young ringless honey mushrooms (Desarmillaria caespitosa) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 7, 2024
 Purple gerardia (Agalinis purpurea) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Flowers of frostweed (Verbesina virginica) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Water primrose (Ludwigia) with flower buds both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Salt-marsh fleabane (Pluchea odorata) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Flowers of bastard pennyroyal (Trichostema dichotomum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 17, 2024
 Close-up of narrowleaf marsh elder (Iva angustifolia) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Elegant gayfeather (pinkscale, Liatris hesperelegans, former L. elegans) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 17, 2024
 Blooming salt-marsh fleabane (Pluchea odorata) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Young leaves of mustang grape (Vitis mustangensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Close-up of fluffy seeds of wand blackroot (Pterocaulon virgatum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Flowers of woolly croton (hogwort, Croton capitatus) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 17, 2024
 Dissected dyeball mushroom (Pisolithus arhizus) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Greenway Trail. College Station, Texas, September 19, 2024
 Flower of powderpuff (Mimosa strigillosa) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, September 23, 2024
 Blooming dog fennel (Eupatorium capillifolium) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 13, 2024
 Blooming bastard pennyroyal (Trichostema dichotomum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 1, 2024
 Caps of ringless honey mushrooms (Desarmillaria caespitosa) both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, October 8, 2024
 Wild muskmelon (Cucumis melo, Dudaim melon) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 16, 2024
 Golden reishi mushroom (Ganoderma curtisii) with grass both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, October 23, 2024
 Acorns from oaks both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Greenway Trail. College Station, Texas, October 18, 2024
 Annual broomweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Greenway Trail. College Station, Texas, October 18, 2024
 Fluffy seeds of groundsel bush (seepwillow, Baccharis halimifolia) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 1, 2024
 Underside of a cluster of ringless honey mushrooms (Desarmillaria caespitosa) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 7, 2024
 Young leaf of mustang grape in Lick Creek Park. College Station, Texas, March 30, 2022
 Section of fruit of pomegranate both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Kroger supermarket. College Station, Texas, September 12, 2024
 Close-up of fruit of pomegranate both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Kroger supermarket. College Station, Texas, September 12, 2024
 Inflorescence of Bradford pea both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Wolf Pen Creek Park. College Station, Texas, October 9, 2024
 Brown leaf of mustang grape and yellow leaf of muscadine grape on the ground after recent rains in Lick Creek Park. College Station, Texas, August 19, 2022
 Flowers and fruits of Lantana camara both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, October 15, 2024
 Water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight taken from a pond in Bee Creek Park. College Station, Texas, November 11, 2024
 Texture of water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Bee Creek Park. College Station, Texas, November 11, 2024
 Grape Tomato Gall, Lasioptera vitis (mass of irregular swellings produced by the larva of a small two-winged fly) on mustang grape on Iron Bridge Trail in Lick Creek Park. College Station, Texas, May 4, 2010
 Green carpet of water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Bee Creek Park. College Station, Texas, November 11, 2024
 Close-up of water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight from a pond in Bee Creek Park. College Station, Texas, November 12, 2024
 Fallen horse apple (osage orange, Maclura) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, October 4, 2024
 Close-up of water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight from a pond in Bee Creek Park. College Station, Texas, November 12, 2024
 Red shoot of mustang grape (Vitis mustangensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Leaves of purple bindweed (Ipomoea cordatotriloba) with insect holes both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, October 4, 2024
 Ball moss (Tillandsia recurvata) with seeds fallen from an oak both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Wolf Pen Creek Park. College Station, Texas, October 28, 2024
 Red shoot of mustang grape (Vitis mustangensis) south from Stubblefield Campground in Sam Houston National Forest near Huntsville. Texas, March 16, 2020
 Buffalo gourd both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Red woolly shoot of mustang grape (Vitis mustangensis) south from Stubblefield Campground in Sam Houston National Forest near Huntsville. Texas, March 16, 2020
 Center of Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Blooming Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Flowers of Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Dissected buffalo gourd both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Mustang grape (Vitis mustangensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Vines of mustang grape (Vitis mustangensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2020
 Flowers of smartweed (Persicaria, Polygonum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Flowers of cocklebur (Xanthium strumarium) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Birch Creek Unit of Somerville Lake State Park. Texas, September 14, 2024
 Section of a cabbage head both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 8, 2024
 Green cabbage head both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 8, 2024
 Layers of yellow onion both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 3, 2024
 Close-up of yellow onion both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 3, 2024
 Blooming mustang grape (Vitis mustangensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Bushes overgrown by mustang grape (Vitis mustangensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2020
 Green leaves of mustang grape (Vitis mustangensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2020
 Texture of section of yellow onion both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 3, 2024
 Blooming stickleaf (blazing star) Mentzelia texana(?) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Birch Creek Unit of Somerville Lake State Park. Texas, September 14, 2024
 Flowers of stickleaf (blazing star) Mentzelia texana(?) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Birch Creek Unit of Somerville Lake State Park. Texas, September 14, 2024
 Stickleaf (blazing star) Mentzelia texana(?) with a crab spider both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Slender orange-bush lichen (Teloschistes exilis) both in natural light and under 365 nm ultraviolet (UV-A) blacklight on a twig from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Shoot of mustang grape (Vitis mustangensis) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, April 15, 2021
 Flowers of woolly croton (hogwort, Croton capitatus) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Birch Creek Unit of Somerville Lake State Park. Texas, September 14, 2024
 Leaf of mustang grape in Lick Creek Park. College Station, Texas, March 30, 2022
 Leaf of mustang grape in Lick Creek Park. College Station, Texas, June 20, 2012
 Branching sprays of white flowers of wild buckwheat (Yerba colorado, Eriogonum annuum(?)) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Various crustose lichens on a weatered wooden bench both in natural light and under 365 nm ultraviolet (UV-A) blacklight in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, October 11, 2024
 Wooden bars of a bench with crustose lichens both in natural light and under 365 nm ultraviolet (UV-A) blacklight in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, October 11, 2024
 Sparse-lobed grape fern (Botrychium biternatum) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight taken from Lick Creek Park. College Station, Texas, November 6, 2024
 Cap of a brittlegill (Russula) mushroom both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Colors of crustose lichens on a weatered wooden bench both in natural light and under 365 nm ultraviolet (UV-A) blacklight in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, October 11, 2024
 Sporangia of sparse-lobed grape fern (Botrychium biternatum) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight taken from Lick Creek Park. College Station, Texas, November 6, 2024
 Dry leaf of mulberry when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 13, 2024
 Section of a brittlegill (Russula) mushroom both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Cross section of a bolete mushroom both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Underside of a brittlegill (Russula) mushroom both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Young toad glowing blue in ultraviolet light in Lick Creek Park. College Station, Texas, August 30, 2024
 Venation of a dry leaf of mulberry when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 13, 2024
 Flowers of St. Andrew cross (Hypericum, Ascyrum hypericoides) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, September 21, 2024
 Violet wood sorrel (Oxalis violacea) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
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